Question

choose the odd one out and give a reason for the same.

1) ovary, fallopian tube, ureter, uterus

2) oestrogen, progesterone, testosterone, prolactin

3) sperm, implantation, fertilisation, ovum, after birth

Answer 1

1) ureter
all three belongs to reproduction in humans but ureter belongs to excretory (urinary system)

Answer 2

Hi

Here is the asnwer

1) Ureter is the odd one because all the other three are parts of female reproductive system and ureter is the part of excretory system.

2) Prolactin is the odd one because all the other three are reproductive hormones but prolactin is a luteotropic hormone which produce milk.

3) After bith is the odd one because all the other three are the elements and process in fertilisation but after birth is the completion of growth of baby in womb .

Hope it helps U